Fox pointed to the moves that Electronic Arts is making as primary evidence, as EA recently shuttered Pandemic Studios while spending $300 million on acquiring social-oriented developer Playfish.

"I think the change [to digital] is happening rapidly, where I think GameStop is not going to be around shortly," he said. "I started talking about this six months ago. I was saying 'oh, five years.' ... I've revised my particular prediction to three years and I still think that's talking too long. My [business] partner's original prediction was a little over two years and I think he's going to win."

Do you want to take him up on that bet?

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